Paediatric Foreign Body Inhalation

Sudden onset coughing/choking/wheeze in a young child (peak 1–3y), often during eating or playing with small objects (peanuts, beads, batteries, magnets, button batteries — see toxicology). Asymmetric breath sounds, monophonic wheeze, focal crackles. Recurrent pneumonia in same lobe. CXR may be normal initially or show air trapping (expiratory film), atelectasis, or radio-opaque object. Verify all paediatric drug doses against BNFc.